About Us

Hangzhou Deefine Filtration Technology Co., Ltd is a national high-tech enterprise in China which integrates R&D, production and sales of membrane filter and filtration system.

We have more than 1000 kinds of products covering high-flow filter, pleated filter, capsule filter, rolled depth filter, stacked disc cartridges, membrane, etc.

Our products are mainly used in bio-pharmaceutical, food and beverage, microelectronics, fine chemicals, water treatment, laboratories and other fields, covering dozens of industries, such as raw materials, preparations, biological enzymes, semiconductor chips, liquid crystal panels, dye coatings, high-purity chemicals, tap water, reclaimed water, and laboratory purification analysis. In 2018, our products have been exported to more than 40 countries.

Our members of technology research team are from world-famous filtration companies. Currently, there are 7 invention patents and more than 20 utility model patents. Among them, our nanofiber material has been tested and compared with end users in Europe and America, reaching the international advanced level, which is comparable to the top materials in foreign countries.

We have 8 production lines and 100,000 class dust-free workshop 3500㎡with FDA, ISO, RoHS, etc. certification. Besides, we can offer a comprehensive range of testing and analysis, like Bubble point tester, turbidity meter, Scanning electron microscope, particle counter, membrane pore size tester, bacteria challenging test and FTIR Spectrometer and so on.

Next ten years, we will do our best to become a respectable high-tech enterprise.